US7943774B2

Heterocyclyl-substituted thiazoles as crop protection agents

Claim Score by NHIP

Read claim 9, the broadest

Abstract

Heterocyclyl-substituted thiazoles of the formula (I), in which the symbols have the meanings given in the description, and also to the agrochemically active salts thereof, and their use for controlling phytopathogenic harmful fungi, and also processes for preparing compounds of the formula (I).

US7943774B2, drawing sheet 1
Sheet 1 of 58

Term

Projected expiry 29 September 2029.

  1. Priority
  2. Filed
  3. Granted
  4. Today
  5. Projected expiry

10 claims: 2 independent, 8 dependent

  1. 1
    A compound of formula (I), in which the symbols have the following meanings:A represents methyl Or A represents unsubstituted or substituted phenyl, where the substituents independently of one another are selected from: cyano, nitro, halogen, C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl, C 4 -C 10 -cycloalkylalkyl, C 4 -C 10 -alkylcycloalkyl, C 5 -C 10 -alkylcycloalkylalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, tri(C 1 -C 2 -alkyl)silyl, benzyl, phenyl, hydroxyl, C 1 -C 4 -alkoxy, C 1 -C 4 -haloalkoxy, OCH 2 OCH 3 , SH, C 1 -C 4 -alkylthio, C 1 -C 6 -haloalkylthio, CHO, COOH, (C 1 -C 4 -alkoxy)carbonyl, CONR 6 R 7 , CR 6 ═NOR 7 , (C 1 -C 4 -alkyl)carbonyl, (C 1 -C 4 -haloalkyl)carbonyl, (C 1 -C 4 -alkyl)carbonyloxy, (C 1 -C 4 -alkyl)carbonylthio, C 1 -C 4 -alkylsulphinyl, C 1 -C 4 -haloalkylsulphinyl, C 1 -C 4 -alkylsulphonyl, C 1 -C 4 -haloalkylsulphonyl, NR 6 R 7 , NR 6 COR 7 , SF 5 , SO 2 NR 6 R 7 , C 2 -C 4 -alkoxyalkyl or 1-methoxycyclopropyl or A is an optionally benzo-fused unsubstituted or substituted 5- or 6-membered heteroaryl, where the substituents independently of one another are selected from: substituents at carbon: cyano, nitro, halogen, C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl C 4 -C 10 -cycloalkylalkyl, C 4 -C 10 -alkylcycloalkyl, C 5 -C 10 -alkylcycloalkylalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, tri(C 1 -C 2 -alkyl)silyl, benzyl, phenyl, hydroxyl, C 1 -C 4 -alkoxy, C 1 -C 4 -haloalkoxy, OCH 2 OCH 3 , SH, C 1 -C 4 -alkylthio, C 1 -C 6 -haloalkylthio, CHO, COOH, (C 1 -C 4 -alkoxy)carbonyl, CONR 6 R 7 , CR 6 ═NOR 7 , (C 1 -C 4 -alkyl)carbonyl, (C 1 -C 4 -haloalkyl)carbonyl, (C 1 -C 4 -alkyl)carbonyloxy, (C 1 -C 4 -alkyl)carbonylthio, C 1 -C 4 -alkylsulphinyl, C 1 -C 4 -haloalkylsulphinyl, C 1 -C 4 -alkylsulphonyl, C 1 -C 4 -haloalkylsulphonyl, NR 6 R 7 , NR 6 COR 7 , SF 5 , SO 2 NR 6 R 7 , C 2 -C 4 -alkoxyalkyl or 1-methoxycyclopropyl if the 5- or 6-membered heteroaryl contains nitrogen the substituents at the nitrogen are selected from substituents at nitrogen: hydroxyl, NR 6 R 7 , C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl, C 4 -C 10 -alkylcycloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, or C 2 -C 6 -haloalkynyl L 1 represents (C(R 1 ) 2 ) n where n=0 to 3 R 1 are identical or different and independently of one another represent hydrogen, halogen, C 1 -C 2 -alkyl, C 1 -C 2 -haloalkyl or cyano, with the provision that L 1 may contain at most two R 1 different from hydrogen Y represents sulphur or oxygen, W represents an unsubstituted or monosubstituted C 1 - to C 3 -carbon chain, where the substituent is selected from the group consisting of oxo, hydroxyl, cyano and C 1 -C 4 -alkyl X represents an unsubstituted or monosubstituted C 1 - to C 2 -carbon chain, where the substituent is selected from the group consisting of oxo, hydroxyl, cyano and C 1 -C 4 -alkyl R 2 represents hydrogen, C 1 -C 2 -alkyl, C 1 -C 2 -haloalkyl or halogen L 2 represents —C(R 8 ) 2 —C(R 8 ) 2 — or —CR 9 ═CR 9 — or —C≡C— L 3 represents a direct bond or L 3 represents a C 1 - to C 4 -carbon chain which may contain up to two substituents, where the substituents independently of one another are selected from: halogen, C 1 -C 2 -alkyl, C 1 -C 2 -alkoxy, C 1 -C 2 -haloalkyl or C 3 -C 6 -cycloalkyl R 3 represents methyl, C 1 -C 2 -haloalkyl, —CH═CH 2 , —C≡CH, or unsubstituted or monosubstituted C 3 -C 10 -cycloalkyl, where the substituent is selected from: cyano, halogen, C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, tri(C 1 -C 2 -alkyl)silyl, phenyl, hydroxyl, oxo, C 1 -C 6 -alkoxy, C 1 -C 6 -haloalkoxy, C 2 -C 6 -alkenyloxy, C 2 -C 6 -alkynyloxy, C 1 -C 6 -alkylthio or C 1 -C 6 -haloalkylthio, or R 3 represents unsubstituted or substituted phenyl, where the substituents independently of one another are selected from: cyano, nitro, halogen, C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl, C 4 -C 10 -cycloalkylalkyl, C 4 -C 10 -halocycloalkylalkyl, C 4 -C 10 -alkylcycloalkyl, C 5 -C 10 -alkylcycloalkylalkyl, C 4 -C 10 -cycloalkoxyalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 3 -C 8 -cycloalkenyl, C 3 -C 8 -halocycloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, C 2 -C 6 -alkoxyalkyl, C 2 -C 6 -haloalkoxyalkyl, C 3 -C 8 -alkoxyalkoxyalkyl, tri(C 1 -C 2 -alkyl)silyl, benzyl, phenyl, hydroxyl, C 1 -C 6 -alkoxy, C 2 -C 6 -alkoxyalkoxy, C 1 -C 6 -haloalkoxy, C 2 -C 6 -alkenyloxy, C 2 -C 6 -haloalkenyloxy, C 2 -C 6 -alkynyloxy, C 2 -C 6 -haloalkynyloxy, C 3 -C 6 -cycloalkoxy, C 3 -C 6 -cycloalkyloxy, C 3 -C 6 -halocycloalkoxy, C 4 -C 10 -cycloalkylalkyloxy, NR 6 R 7 , SH, SF 5 , C 1 -C 6 -alkylthio, C 1 -C 6 -haloalkylthio, C 2 -C 6 -alkylalkylthio, C 3 -C 6 -cycloalkylthio, CHO, COOH, (C 1 -C 6 -alkoxy)carbonyl, CONR 6 R 7 , CR 6 ═NOR 7 , (C 1 -C 6 -alkyl)carbonyl, (C 1 -C 6 -haloalkyl)carbonyl, (C 1 -C 6 -alkyl)carbonyloxy, (C 1 -C 6 -haloalkyl)carbonyloxy, (C 1 -C 6 -alkyl)carbonylthio, C 1 -C 6 -alkylsulphinyl, C 1 -C 6 -haloalkylsulphinyl, C 1 -C 6 -alkylsulphonyl, C 1 -C 6 -haloalkylsulphonyl, NR 6 COR 7 or SO 2 NR 6 R 7 or R 3 represents saturated or partially or fully unsaturated naphthyl or indenyl, which may contain up to two substituents, where the substituents independently of one another are selected from: cyano, halogen, C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, tri(C 1 -C 2 -alkyl)silyl, phenyl, hydroxyl, C 1 -C 6 -alkoxy, C 1 -C 6 -haloalkoxy, C 2 -C 6 -alkenyloxy, C 2 -C 6 -alkynyloxy, C 1 -C 6 -alkylthio or C 1 -C 6 -haloalkylthio, or R 3 represents an unsubstituted or substituted 5- or 6-membered heteroaryl radical, where the substituents independently of one another are selected from the list below: substituents at carbon: cyano, nitro, halogen, C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl C 4 -C 10 -cycloalkylalkyl, C 4 -C 10 -alkylcycloalkyl, C 5 -C 10 -alkylcycloalkylalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, tri(C 1 -C 2 -alkyl)silyl, benzyl, phenyl, hydroxyl, C 1 -C 4 -alkoxy, C 1 -C 4 -haloalkoxy, OCH 2 OCH 3 , SH, C 1 -C 4 -alkylthio, C 1 -C 6 -haloalkylthio, COOH, (C 1 -C 4 -alkoxy)carbonyl, CONR 6 R 7 , (C 1 -C 4 -alkyl)carbonyl, (C 1 -C 4 -haloalkyl)carbonyl, (C 1 -C 4 -alkyl)carbonyloxy, (C 1 -C 4 -alkyl)carbonylthio, C 1 -C 4 -alkylsulphinyl, C 1 -C 4 -haloalkylsulphinyl, C 1 -C 4 -alkylsulphonyl, C 1 -C 4 -haloalkylsulphonyl, NR 6 R 7 , NR 6 COR 7 , SF 5 , SO 2 NR 6 R 7 , C 2 -C 4 -alkoxyalkyl or 1-methoxycyclopropyl if the 5- or 6-membered heteroaryl contains nitrogen the substituents at the nitrogen are selected from substituents at nitrogen:hydroxyl, C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl, C 4 -C 10 -alkylcycloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl or phenyl or R 3 represents benzo-fused unsubstituted or substituted 5- or 6-membered heteroaryl which may contain up to two substituents, where the substituents independently of one another are selected from: substituents at carbon: cyano, nitro, halogen, C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl C 4 -C 10 -cycloalkylalkyl, C 4 -C 10 -alkylcycloalkyl, C 5 -C 10 -alkylcycloalkylalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, tri(C 1 -C 2 -alkyl)silyl, benzyl, phenyl, hydroxyl, C 1 -C 4 -alkoxy, C 1 -C 4 -haloalkoxy, OCH 2 OCH 3 , SH, C 1 -C 4 -alkylthio, C 1 -C 6 -haloalkylthio, COOH, (C 1 -C 4 -alkoxy)carbonyl, CONR 6 R 7 , (C 1 -C 4 -alkyl)carbonyl, (C 1 -C 4 -haloalkyl)carbonyl, (C 1 -C 4 -alkyl)carbonyloxy, (C 1 -C 4 -alkyl)carbonylthio, C 1 -C 4 -alkylsulphinyl, C 1 -C 4 -haloalkylsulphinyl, C 1 -C 4 -alkylsulphonyl, C 1 -C 4 -haloalkylsulphonyl, NR 6 R 7 , NR 6 COR 7 , SF 5 , SO 2 NR 6 R 7 , C 2 -C 4 -alkoxyalkyl or 1-methoxycyclopropyl if the 5- or 6-membered heteroaryl contains nitrogen the substituents at the nitrogen are selected from substituents at nitrogen:C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 3 -C 6 -halocycloalkyl, C 4 -C 10 -alkylcycloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl or phenyl or R 3 is an unsubstituted or monosubstituted 5- to 15-membered heterocyclyl radical which is attached via a carbon atom and which may contain up to two further heteroatoms selected from the group consisting of nitrogen, oxygen and sulphur, where the substituent is selected from: substituents at carbon: cyano, halogen, C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, tri(C 1 -C 2 -alkyl)silyl, phenyl, hydroxyl, C 1 -C 6 -alkoxy, C 1 -C 6 -haloalkoxy, C 2 -C 6 -alkenyloxy, C 2 -C 6 -alkynyloxy, C 1 -C 6 -alkylthio or C 1 -C 6 -haloalkylthio if said up to two further heteroatoms includes nitrogen, the substituents at nitrogen may be: C 1 -C 6 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, C 2 -C 6 -alkenyl, C 2 -C 6 -haloalkenyl, C 2 -C 6 -alkynyl, C 2 -C 6 -haloalkynyl, tri(C 1 -C 2 -alkyl)silyl or phenyl R 6 , R 7 independently of one another represent hydrogen, C 1 -C 4 -alkyl, C 1 -C 3 -haloalkyl, C 3 -C 6 -cycloalkyl, R 8 are identical or different and independently of one another represent hydrogen, halogen, C 1 -C 4 -alkyl, C 1 -C 4 -alkoxy, C 3 -C 6 -cycloalkyl or C 1 -C 3 -haloalkyl, R 9 are identical or different and independently of one another represent hydrogen, C 1 -C 4 -alkyl or C 3 -C 6 -cycloalkyl, or an agrochemically active salt thereof.
  2. 9
    Broadest claimClaim Score 4, narrow(NHIP)A process for preparing a compound of formula (I), comprising at least one of steps (a) to (n) below:(a) the conversion of compounds of the formula (VII) in the presence of an organometallic compound R 9 -M and, if appropriate, in the presence of a solvent, into compounds of the formula (VIII), according to the reaction scheme below (Scheme 1): where PG=unsubstituted or substituted phenylmethyl (where the substituents independently of one another are selected from the group consisting of methyl, methoxy, nitro, dioxolano), acetyl, C 1 -C 4 -alkoxycarbonyl and benzyloxycarbonyl, M=for example MgCl, MgBr, MgI, Li, R 9 =C 1 -C 4 -alkyl or C 3 -C 6 -cycloalkyl;(b) the reaction of alcohols of the formula (VIII) with an oxidizing agent in the presence of a solvent, to give ketones of the formula (IX), according to the reaction scheme below (Scheme 2): where PG=unsubstituted or substituted phenylmethyl (where the substituents independently of one another are selected from the group consisting of methyl, methoxy, nitro, dioxolano), acetyl and C 1 -C 4 -alkoxycarbonyl, R 9 =C 1 -C 4 -alkyl or C 3 -C 6 -cycloalkyl;(c) the conversion of ketones of the formula (IX) in the presence of a base or an acid and, if appropriate, a solvent, into compounds of the formula (IVb), according to the reaction scheme below (Scheme 3): where PG=unsubstituted or substituted phenylmethyl (where the substituents independently of one another are selected from the group consisting of methyl, methoxy, nitro, dioxolano), acetyl and C 1 -C 4 -alkoxycarbonyl, L 2 =—CR 9 ═CR 9 —;(d) the conversion of aldehydes of the formula (VII) in the presence of a base or an acid and, if appropriate, a solvent, into compounds of the formula (IVb), according to the reaction scheme below (Scheme 4): where PG=unsubstituted or substituted phenylmethyl (where the substituents independently of one another are selected from the group consisting of methyl, methoxy, nitro, dioxolano), acetyl and C 1 -C 4 -alkoxycarbonyl, L 2 =—CR 9 ═CR 9 —;(e) the conversion of aldehydes of the formula (VII) in the presence of a base and, if appropriate, a solvent, into alkynes of the formula (X) according to the reaction scheme below (Scheme 5): where PG=unsubstituted or substituted phenylmethyl (where the substituents independently of one another are selected from the group consisting of methyl, methoxy, nitro, dioxolano), acetyl and C 1 -C 4 -alkoxycarbonyl;(f) the reaction of alkynes of the formula (X) with an R 3 -L 3 -halide in an optionally catalyzed C—C coupling reaction in the presence of a base and, if appropriate, a solvent, to give compounds of the formula (IVc), according to the reaction scheme below (Scheme 6): where PG=unsubstituted or substituted phenylmethyl (where the substituents independently of one another are selected from the group consisting of methyl, methoxy, nitro, dioxolano), acetyl and C 1 -C 4 -alkoxycarbonyl, Hal=Cl, Br or I, L 2 =—C═C—;(g) the reaction of alkynes of the formula (X) with a trialkylsilyl chloride (R 10 R 11 R 12 )SiCl or trialkylsilyl triflate (R 10 R 11 R 12 )SiOSO 2 CF 3 or other known silylating agents in the presence of a base and, if appropriate, a solvent, to give compounds of the formula (XI), according to the reaction scheme below (Scheme 7): where PG=unsubstituted or substituted phenylmethyl (where the substituents independently of one another are selected from the group consisting of methyl, methoxy, nitro, dioxolano), acetyl and C 1 -C 4 -alkoxycarbonyl, R 10 , R 11 and R 12 =C 1 -C 4 alkyl or phenyl;(h) the reaction of alkynes of the formula (XI) with a compound R 3 -L 3 -Hal, if appropriate in the presence of a catalyst, in the presence of a base and, if appropriate, a solvent, to give compounds of the formula (IVc), according to the reaction scheme below (Scheme 8): where PG=unsubstituted or substituted phenylmethyl (where the substituents independently of one another are selected from the group consisting of methyl, methoxy, nitro, dioxolano), acetyl and C 1 -C 4 -alkoxycarbonyl, Hal=Cl, Br or I, R 2 =hydrogen, C 1 -C 2 -alkyl or C 1 -C 2 -haloalkyl, L 2 =—C≡C—, R 10 , R 11 and R 12 =C 1 -C 4 -alkyl or phenyl;(i) the reaction of thioamides of the formula (V) with compounds of the formula (VIa) or (VIb) in the presence of a base and, if appropriate, in the presence of a solvent, to give compounds of the formula (IVa) or (IVb), according to the reaction scheme below (Scheme 9): where PG=unsubstituted or substituted phenylmethyl (where the substituents independently of one another are selected from the group consisting of methyl, methoxy, nitro, dioxolano), acetyl, C 1 -C 4 -alkoxycarbonyl and benzyloxycarbonyl, Hal=Cl, Br or I, L 2 =—C(R 8 ) 2 —C(R 8 ) 2 — for compounds of the formula (IVa) and (VIa), L 2 =—CR 9 ═CR 9 — for compounds of the formula (IVb) and (VIb), W, X, L 3 , R 2 , R 3 , R 8 and R 9 are as defined for formula (I) in claim 1 ;(j) the conversion of compounds of the formula (IVb) or (IVc) in the presence of hydrogen, a catalyst and, if appropriate, a solvent, into compounds of the formula (IVa), according to the reaction scheme below, (Scheme 10): where PG=acetyl or C 1 -C 4 -alkoxycarbonyl, L 2 =—C(R 8 ) 2 —C(R 8 ) 2 — for compounds of the formula (IVa), L 2 =—CR 9 ═CR 9 — for compounds of the formula (IVb), L 2 =—C≡C— for compounds of the formula (IVc);(k) the conversion of compounds of the formula (IV), if appropriate in the presence of a solvent and, if appropriate, in the presence of an acid or, if appropriate, in the presence of a base or, if appropriate, in the presence of a source of hydrogen, into compounds of the formula (II), according to the reaction scheme below (Scheme 11): where PG=acetyl, C 1 -C 4 -alkoxycarbonyl or benzyloxycarbonyl;(l) the conversion of compounds of the formula (IIa′) in the presence of a halogenating agent, if appropriate in the presence of an acid and a solvent, into compounds of the formula (IIa), according to the reaction scheme below (Scheme 12): where L 2 =—C(R 8 ) 2 —C(R 8 ) 2 —, R 2 =I, Br or Cl for compounds of the formula (IIa), R 2 =hydrogen for compounds of the formula (IIa′);(m) the reaction of compounds of the formula (III) with compounds of the formula (II), if appropriate in the presence of a coupling agent, a base and a solvent, to give compounds of the formula (I), according to the reaction scheme below (Scheme 13): where B=OH, chlorine, bromine or iodine, Y=oxygen;(n) the conversion of compounds of the formula (I) in the presence of a sulphurizing agent and, if appropriate, in the presence of a solvent, into compounds of the formula (I), according to the reaction scheme below (Scheme 14):